rrd254912_287663.html

-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, FCe7Ld1hOacRyxP/17gUgvMMs2ypbhqY/8CdQmtRMk9Tv5NXKOVNCvdIIAuAVlIP 0XLFwzrt0bqlhCiV4vTKtA== 0001181431-10-042790.txt : 20100820 0001181431-10-042790.hdr.sgml : 20100820 20100820123302 ACCESSION NUMBER: 0001181431-10-042790 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20100818 FILED AS OF DATE: 20100820 DATE AS OF CHANGE: 20100820 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MCENTIRE THOMAS T CENTRAL INDEX KEY: 0001049653 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13601 FILM NUMBER: 101029583 MAIL ADDRESS: STREET 1: 7334 N GESSNER ROAD CITY: HOUSTON STATE: TX ZIP: 77040 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: OYO GEOSPACE CORP CENTRAL INDEX KEY: 0001001115 STANDARD INDUSTRIAL CLASSIFICATION: MEASURING & CONTROLLING DEVICES, NEC [3829] IRS NUMBER: 760447780 STATE OF INCORPORATION: DE FISCAL YEAR END: 0930 BUSINESS ADDRESS: STREET 1: 7007 PINEMONT DR. CITY: HOUSTON STATE: TX ZIP: 77040 BUSINESS PHONE: 7139864444 MAIL ADDRESS: STREET 1: 7007 PINEMONT DR. CITY: HOUSTON STATE: TX ZIP: 77040 4 1 rrd284439.xml MCENTIRE EXERCISE OF OPTIONS X0303 4 2010-08-18 0 0001001115 OYO GEOSPACE CORP OYOG 0001049653 MCENTIRE THOMAS T 7007 PINEMONT DRIVE HOUSTON TX 77040 0 1 0 0 CFO & Secretary Common Stock, par value $.01 per share 2010-08-18 4 M 0 812 17.94 A 11812 D Common Stock, par value $.01 per share 2010-08-18 4 S 0 22 51.76 D 11790 D Common Stock, par value $.01 per share 2010-08-18 4 S 0 235 51.77 D 11555 D Common Stock, par value $.01 per share 2010-08-18 4 S 0 141 51.90 D 11414 D Common Stock, par value $.01 per share 2010-08-18 4 S 0 414 52.00 D 11000 D Common Stock, par value $.01 per share 2010-08-19 4 M 0 65 17.94 A 11065 D Common Stock, par value $.01 per share 2010-08-19 4 S 0 17 51.00 D 11048 D Common Stock, par value $.01 per share 2010-08-19 4 S 0 27 51.53 D 11021 D Common Stock, par value $.01 per share 2010-08-19 4 S 0 21 51.25 D 11000 D Options (right to buy) 17.94 2010-08-18 4 M 0 812 0 D 2004-11-10 2010-11-10 Common Stock 812 94188 D Options (right to buy) 17.94 2010-08-19 4 M 0 65 0 D 2004-11-10 2010-11-10 Common Stock 65 94123 D These shares were issued upon the exercise of options (described in Table II) and then immediately sold. The shares that were issued upon the exercise of options were immediately sold, as is presented in Table I. This option became exercisable in equal annual installments over a four year period. The option became fully exercisable on November 10, 2004. This number represents the partial exercise of the option issued to Mr. McEntire in November 2000 to purchase shares of common stock, par value $.01 per share, of OYO Geospace Corporation. Pursuant to General Instruction 4(c)(iii) of Form 4, the exercise price is reported in Cell 2 of this Table II. Includes options to purchase shares of common stock, par value $.01 per share, of OYO Geospace Corporation having varying exercise dates, expiration dates and exercise prices. By James A. Y'Barbo pursuant to a Limited Power of Attorney filed with the SEC on 8/20/2010. /s/ James A. Y'Barbo 2010-08-20 EX-24.1 2 rrd254912_287663.htm POA DOCUMENT rrd254912_287663.html

LIMITED POWER OF ATTORNEY

The undersigned, Thomas T. McEntire, hereby authorizes each of James A. Y'Barbo and Roselyn Roque-Santos (will full power to each of them
to act alone), as the undersigned's true and lawful attorney-in-fact, with full power of substitution, to:

(1) prepare and sign in the name of and on behalf of the undersigned any and all forms and reports required to be filed pursuant to
Section 16 of the Securities Exchange Act of 1934 and the rules thereunder, including, but without limitation, Form 4-Statement of Changes
of Beneficial Ownership of Securities, and Form 5-Annual Statement of Beneficial Ownership of Securities;

(2) perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such
Forms 4 or 5, or other form or report, and timely file such form or report with the United States Securities and Exchange Commission and anY
stock exchange or similar authority; and

(3) take any other action of any type in connection with the foregoing which, in the opinion of the attorney-in-fact, may be of benefit
to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact
on behalf of the undersigned pursuant to this Limited Power of Attorney shall be in such form and shall contain such terms and conditions as
such attorney-in-fact may approve in such attorney-in-fact's discretion.

This Limited Power of Attorney shall remain in effect until the undersigned is no longer required to file Forms 4 and 5 with respect to the
undersigned's beneficial ownership of securities, unless earlier revoked by the undersigned in a signed and dated writing delivered to each of
the foregoing attorneys-in-fact.

Executed this 20th day of August, 2010

/s/ Thomas T. McEntire
Name: Thomas T. McEntire

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